

/*
class A1{
    public int a = 10;
    public int b = 20;
}
class B1 extends A1{
    int c = 30;
    int d = 40;
    public B1(){
        System.out.println(this.c);
    }
    public void fun1(){
        this.c=3000;
    }
}*/


public class Demo2 {
    /*public static void main(String[] args) {
        *//*A1 a11 = new A1();
        a11.a = 100;
        System.out.println(a11.a);
        A1 a12 = new A1();
        System.out.println(a12.a);*//*
        B1 b11 = new B1();
        b11.c = 300;
        System.out.println(b11.c);
        b11.fun1();
        System.out.println(b11.c);
        B1 b12 = new B1();
        System.out.println(b12.c);
    }*/
}
